Seiko Cal. 6633 - 350

The 6633-350 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6633 caliber with 17j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-2533c4103a3d]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

Cream

Jewels

17j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1970

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